After years of development，the application of blockchain has gradually come out of inflated expection. In 2021，the top-level planning path of Chinese blockchain industry became clear. At the same time，crypto currency was classified as illegal，with gradually withdrawn “mining” activities. In terms of technology，2021 witnessed sporadic breakthroughs in areas such as consensus algorithm，and considerable achievements in technology convergence represented by “blockchain and privacy computing”. In terms of standardization，the multiple backbones of the domestic blockchain standard system have been established，and national standards and group standards has developed rapidly；China’s influence on international standardization activities has been further enhanced. The application of blockchain technology in mature sectors represented by government services and judicature undergo more in-depth development. Meanwhile，some application scenarios in traditional areas such as energy and power stand out，and scenarios such as digital collections are emerging. As for the blockchain industry，China has the leading number of patents. The number of blockchain enterprises increased，and the open source ecosystem expands；however，the quantity and quality of blockchain talents in China remain a problem.